The Astrotec AS-100HD is a consumer-friendly portable headphone that manages to provide a warm sound signature with surprisingly powerful bass.
The Astrotec AS-200HD encounters fierce competition from other closed-back sets and doesn’t have much going for it aside from startlingly strong bass.
Even though I prefer the sound of the modified KSC75, for the average listener the price tag and time investment of the mods has dubious value.
At the current street price the AKG K81Dj provide an incredible combination of portability, durability, and isolation.
While the Ultrasone Zinos are certainly attractive to behold, they fall slightly short of expectations set by the $100 price tag.
Unlike the original PX200, which had little going for it besides being small and closed, the PX200-II is a surprisingly competent all-rounder.
The OPPO PM-1 is a full-size, open-back planar magnetic headphone with fantastic craftsmanship, and is superbly comfortable in both fit and sound.
Among all of the reasonably priced portable headphones, the Audio-Technica ATH-ES7 is a unique offering that manages to combine style and substance without compromising much of either.
Though I’ve never personally considered Grados to be portable cans, the sound produced by the SR60i for a mere $80 is hard to argue against.